{"document":{"category":"csaf_vex","csaf_version":"2.1","notes":[{"category":"summary","text":"Palo Alto Networks PSIRT provided VEX document. This document is autogenerated.","title":"Prisma Access Agent: Improper Certificate Validation Vulnerability"}],"publisher":{"category":"vendor","name":"Palo Alto Networks","namespace":"https://security.paloaltonetworks.com"},"title":"Palo Alto Networks PSIRT provided VEX document: CVE-2026-0248","distribution":{"text":"Copyright © 2024 Palo Alto Networks. All rights reserved.","tlp":{"label":"CLEAR","url":"https://www.first.org/tlp/"}},"tracking":{"current_release_date":"2026-05-13T21:55:47.149Z","generator":{"date":"2026-05-13T21:55:47.149Z","engine":{"name":"Vulnogram","version":"0.1.0-dev"}},"id":"CVE-2026-0248","initial_release_date":"2026-05-13T16:00:00.000Z","revision_history":[{"number":"1","date":"2026-05-13T09:00:00.000Z","summary":"Initial publication."}],"status":"final","version":"1"}},"product_tree":{"branches":[{"name":"Palo Alto Networks","category":"vendor","branches":[{"name":"Prisma Access Agent","category":"product_name","branches":[{"category":"product_version_range","name":"vers:generic/Prisma Access Agent<26.2.1","product":{"name":"Palo Alto Networks Prisma Access Agent","product_id":"PANW-Prisma-Access-Agent-1"}},{"category":"product_version_range","name":"vers:generic/Prisma Access Agent>=26.2.1","product":{"name":"Palo Alto Networks Prisma Access Agent","product_id":"PANW-Prisma-Access-Agent-1"}},{"category":"product_version","name":"Prisma Access Agent All","product":{"name":"Palo Alto Networks Prisma Access Agent","product_id":"PANW-Prisma-Access-Agent-2"}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-0248","product_status":{"fixed":["PANW-Prisma-Access-Agent-1"],"known_affected":["PANW-Prisma-Access-Agent-1"],"known_not_affected":["PANW-Prisma-Access-Agent-2"]},"notes":[{"category":"description","text":"An improper certificate validation vulnerability in the Prisma Access Agent® for Android and Chrome OS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. By presenting a certificate for any domain issued by a trusted Certificate Authority, the attacker can capture sensitive device information.\n\nThe Prisma Access Agent on macOS, Windows, Linux and iOS are not affected."}],"references":[{"category":"external","summary":"NVD - CVE-2026-0248","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0248"},{"category":"self","summary":"Palo Alto Networks Security Advisory CVE-2026-0248","url":"https://security.paloaltonetworks.com/CVE-2026-0248"}],"threats":[{"category":"impact","description":"An improper certificate validation vulnerability in the Prisma Access Agent® for Android and Chrome OS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. By presenting a certificate for any domain issued by a trusted Certificate Authority, the attacker can capture sensitive device information.\n\nThe Prisma Access Agent on macOS, Windows, Linux and iOS are not affected."}],"scores":[{"cvss_v4":{"version":"4.0","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","Safety":"NOT_DEFINED","Automatable":"YES","Recovery":"AUTOMATIC","valueDensity":"DIFFUSE","vulnerabilityResponseEffort":"MODERATE","providerUrgency":"AMBER","exploitMaturity":"UNREPORTED","baseSeverity":"HIGH","baseScore":8.6,"threatSeverity":"MEDIUM","threatScore":6.2,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:U/AU:Y/R:A/V:D/RE:M/U:Amber"},"products":["PANW-Prisma-Access-Agent-1"]}]}]}